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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 133 |
| 2 | 7371 |
| 3 | 238602 |
| 4 | 5248750 |
| 5 | 85709988 |
| 6 | 1101296924 |
| 7 | 11604306012 |
| 8 | 103402141164 |
| 9 | 797856027500 |
| 10 | 5431803835220 |
| 11 | 33125614508610 |
| 12 | 183226228734150 |
| 13 | 928793118827175 |
| 14 | 4352687787515625 |
| 15 | 18999500104801125 |
| 16 | 77742635367237750 |
| 17 | 299864450702202750 |
[1,133,7371,238602,5248750,85709988,1101296924, 11604306012,103402141164,797856027500, 5431803835220,33125614508610,183226228734150, 928793118827175,4352687787515625, 18999500104801125,77742635367237750, 299864450702202750] |